diff --git a/web/documentserver-example/nodejs/helpers/docManager.js b/web/documentserver-example/nodejs/helpers/docManager.js
index 5a9e370b..445395ac 100644
--- a/web/documentserver-example/nodejs/helpers/docManager.js
+++ b/web/documentserver-example/nodejs/helpers/docManager.js
@@ -178,7 +178,7 @@ docManager.prototype.getServerPath = function () {
 
 // get host address from the request
 docManager.prototype.getServerHost = function () {
-    return this.getProtocol() + "://" + (this.req.headers["x-forwarded-host"] || this.req.headers["host"]);
+    return this.getProtocol() + "://" + (this.req.headers["x-forwarded-host"] || this.req.headers["host"] + this.req.headers["x-forwarded-prefix"]);
 };
 
 // get protocol from the request